/*
 * Copyright (c) 2004, 2014, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
 *
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 *
 *
 *
 *
 */

package com.sun.java.swing.plaf.windows;

import java.awt.*;

import javax.swing.*;
import javax.swing.plaf.basic.BasicPopupMenuSeparatorUI;
import javax.swing.plaf.ComponentUI;

import com.sun.java.swing.plaf.windows.TMSchema.Part;
import com.sun.java.swing.plaf.windows.TMSchema.State;
import com.sun.java.swing.plaf.windows.XPStyle.Skin;

/**
 * Windows L&F implementation of PopupMenuSeparatorUI.
 *
 * @author Leif Samuelsson
 * @author Igor Kushnirskiy
 */

public class WindowsPopupMenuSeparatorUI extends BasicPopupMenuSeparatorUI {

  public static ComponentUI createUI(JComponent c) {
    return new WindowsPopupMenuSeparatorUI();
  }

  public void paint(Graphics g, JComponent c) {
    Dimension s = c.getSize();
    XPStyle xp = XPStyle.getXP();
    if (WindowsMenuItemUI.isVistaPainting(xp)) {
      int x = 1;
      Component parent = c.getParent();
      if (parent instanceof JComponent) {
        Object gutterOffsetObject =
            ((JComponent) parent).getClientProperty(
                WindowsPopupMenuUI.GUTTER_OFFSET_KEY);
        if (gutterOffsetObject instanceof Integer) {
                    /*
                     * gutter offset is in parent's coordinates.
                     * See comment in
                     * WindowsPopupMenuUI.getTextOffset(JComponent)
                     */
          x = ((Integer) gutterOffsetObject).intValue() - c.getX();
          x += WindowsPopupMenuUI.getGutterWidth();
        }
      }
      Skin skin = xp.getSkin(c, Part.MP_POPUPSEPARATOR);
      int skinHeight = skin.getHeight();
      int y = (s.height - skinHeight) / 2;
      skin.paintSkin(g, x, y, s.width - x - 1, skinHeight, State.NORMAL);
    } else {
      int y = s.height / 2;
      g.setColor(c.getForeground());
      g.drawLine(1, y - 1, s.width - 2, y - 1);

      g.setColor(c.getBackground());
      g.drawLine(1, y, s.width - 2, y);
    }
  }

  public Dimension getPreferredSize(JComponent c) {
    int fontHeight = 0;
    Font font = c.getFont();
    if (font != null) {
      fontHeight = c.getFontMetrics(font).getHeight();
    }

    return new Dimension(0, fontHeight / 2 + 2);
  }

}
